Those who cannot see with their physical eyes or hear may be using and relying on another sense that normally functioning people do not even notice that is there. Gut feelings work similar. We are more than our physical bodies Afterall. As far as this vid here, I agree with others, dr could be signing to her or she may have been able to hear when young. If you notice she did speak a few words as well in the typical slurred manner of speaking them for deaf people who cannot really hear themselves speaking clearly or others.
Those who cannot see with their physical eyes or hear may be using and relying on another sense that normally functioning people do not even notice that is there. Gut feelings work similar. We are more than our physical bodies Afterall. As far as this vid here, I agree with others, dr could be signing to her or she may have been able to hear when young. If you notice she did speak a few words as well in the typical slurred manner of speaking them for deaf people who cannot really hear themselves speaking clearly or others.